<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        body{
            height: 3000px;
        }
        .father{
            width: 300px;
            height: 800px;
            margin: 50px;
            background-color: red;
        }
        .son{
            width: 100px;
            height: 100px;
            background-color: yellow;
        }
    </style>
</head>
<body>

    <div class="father">
        <div class="son"></div>
    </div>
    <a href="#">百度一下</a>

    <ul>
        <li class="min">西瓜</li>
        <li class="min" id="one">黄瓜</li>
        <li class="min">南瓜</li>
        <li class="min">东瓜</li>
    </ul>
    

    <script src="./index.js"></script>
</body>
</html>